(Predictor variable), the factor in the experiment that is deliberately changed or manipulated by the researcher
(Response variable), the factor that changes as a result of the changes made in the independent variable
What are controls?
Known or baseline value for the dependent variable in an experiment
What are replicates?
The number of test subjects or test groups exposed to the same level of treatment
What variable if expressed on the X-axis?
What variable is expressed on the Y-axis?
A good hypothesis should:
Be a statement that is testable and falsifiable
Papers that are written by scientist that describe original research that they have conducted
What is the most reliable source of scientific information?
A peer reviewed primary source
What are the components of a scientific paper?
An abstract, introduction, methods, results, discussion, acknowledgements, and literature cited section
What is a peer review?
When experts comment on the quality of the science and writing
Summarize the results of someone else's work
What are the base units for Distance, Volume, and Mass?
What is standard deviation?
A measure of how much the data deviate (vary) from the mean
Protein, carbohydrates, fat
Vitamin and mineral
All chemical reactions involved in maintaining the living-state of the cells and the organism
A unit of measurement; defined as the amount of energy needed to raise 1 gram of water by 1° Celsius
What are the ranges of the categories of BMI?
Healthy Weight: 20-24.9
Obese: 30 or greater
What does BMI stand for?
Body Mass Index
How is BMI calculated?
weight in kg
(height in meters)²
Which stores more energy?
Which takes more effort?
a) Burning off a gram of fat because they contain more oxygen then carbs do they are more oxidized of "burned"
b) Burning off a gram of carbohydrates because they contain more oxygen then fats do, they are already more oxidized or "burned"
Deficiencies in essential micronutrients
How do you calculate kilocalories based on data from a sample experiment?
(mass of water) * change in temp) * (1kg/1000g) * (specific heat)
What is a cell?
The basic building block of life and they are the smallest entities that exhibit characteristics of life
An organized structure of DNA and protein
What are the products of mitosis?
Formation of 2 cells that are genetically identical to the starting cell
What are the products of meiosis?
Formation of four cells from each starting cell; has only half the genetic material as the starting cell
What cells undergo Mitosis?
What cells undergo Meiosis?
What is a mutation?
What does haploid mean?
Cells that arose through meiosis and have only half the genetic material
What does diploid mean?
Cell that arose through mitosis, contain a complete set of genetic material
What type of cell contains all genetic material?
What is binary fission?
Way for unicellular cells to divide
What does binary fission produce?
2 identical cells
Where is DNA stored?
In the nucleus of a cell
What regulates cell division?
What is fertilization?
When the egg and sperm come together
What hormone triggers ovulation?
Luteinizing Hormone (LH)
What hormone is detected by pregnancy tests?
Human Chorionic Gonaditropin (HGC)
What is genotype?
What is phenotype?
Happens in translation?
What happens in transcription?
What are restriction enzymes?
What is an allele?
What is a gene?
Sections of DNA in chromosomes
How can DNA be sorted?
How is DNA fragment size measured?
Measured in base pairs
\What are short tandem repeats?
DNA sequences that are 4-10 base pairs long that are repeated many times
In gel electrophoresis, which fragments move the quickest?